@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap');

:root {
    --bg-base: #080c14;
    --bg-surface: #0f172a;
    --bg-card: rgba(30, 41, 59, 0.5);
    
    --primary: #3b82f6;
    --primary-gradient: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    --accent: #10b981;
    --accent-gradient: linear-gradient(135deg, #10b981 0%, #059669 100%);
    
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --text-dark: #64748b;
    
    --glass-bg: rgba(15, 23, 42, 0.6);
    --glass-border: rgba(255, 255, 255, 0.06);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    
    --glow-blue: rgba(59, 130, 246, 0.15);
    --glow-emerald: rgba(16, 185, 129, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

body {
    font-family: 'Plus Jakarta Sans', 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-base);
    color: var(--text-main);
    overflow-x: hidden;
    line-height: 1.6;
}

/* Background Glow Effects */
.bg-glow-container {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
    top: 0;
    left: 0;
    z-index: -1;
    pointer-events: none;
}

.bg-glow-1 {
    position: absolute;
    top: -10%;
    right: -10%;
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, var(--glow-blue) 0%, transparent 70%);
    filter: blur(80px);
}

.bg-glow-2 {
    position: absolute;
    top: 40%;
    left: -10%;
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, var(--glow-emerald) 0%, transparent 70%);
    filter: blur(80px);
}

.bg-glow-3 {
    position: absolute;
    bottom: -10%;
    right: 10%;
    width: 55vw;
    height: 55vw;
    background: radial-gradient(circle, var(--glow-blue) 0%, transparent 70%);
    filter: blur(80px);
}

/* Header & Nav */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.25rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Outfit', sans-serif;
    font-size: 1.75rem;
    font-weight: 800;
    background: linear-gradient(135deg, #fff 30%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-decoration: none;
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo span {
    color: var(--accent);
    -webkit-text-fill-color: var(--accent);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--text-main);
}

.btn-cta {
    background: var(--primary-gradient);
    color: #fff;
    padding: 0.75rem 1.5rem;
    border-radius: 99px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.3);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(59, 130, 246, 0.5);
    border-color: rgba(255, 255, 255, 0.2);
}

/* Burger Menu */
.burger {
    display: none;
    cursor: pointer;
    background: none;
    border: none;
    outline: none;
}

.burger span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--text-main);
    margin: 5px 0;
    transition: 0.4s;
    border-radius: 2px;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    padding: 8rem 2rem 4rem;
    display: flex;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4rem;
    align-items: center;
    width: 100%;
}

.hero-content h1 {
    font-family: 'Outfit', sans-serif;
    font-size: 3.5rem;
    line-height: 1.2;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 1.5rem;
    background: linear-gradient(to right, #ffffff, #94a3b8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content h1 span {
    background: linear-gradient(135deg, #60a5fa 0%, #34d399 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content p {
    color: var(--text-muted);
    font-size: 1.15rem;
    margin-bottom: 2.5rem;
    max-width: 520px;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.btn-store {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: rgba(15, 23, 42, 0.8);
    border: 1px solid var(--glass-border);
    color: var(--text-main);
    padding: 0.75rem 1.5rem;
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-store:hover {
    background: var(--bg-surface);
    border-color: var(--primary);
    transform: translateY(-2px);
}

.btn-store svg {
    width: 24px;
    height: 24px;
    fill: currentColor;
}

.store-text {
    display: flex;
    flex-direction: column;
    text-align: left;
}

.store-text .sub {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
}

.store-text .main {
    font-size: 0.95rem;
    font-weight: 700;
}

/* Phone Mockup Frame */
.hero-mockup {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-frame {
    position: relative;
    width: 320px;
    height: 650px;
    background: #000;
    border: 12px solid #1e293b;
    border-radius: 40px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.8), 0 0 40px rgba(59, 130, 246, 0.2);
    overflow: hidden;
}

.phone-screen {
    position: relative;
    width: 100%;
    height: 100%;
    background: #000;
    border-radius: 28px;
    overflow: hidden;
}

.phone-notch {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 25px;
    background: #1e293b;
    border-bottom-left-radius: 18px;
    border-bottom-right-radius: 18px;
    z-index: 10;
}

.phone-screenshot {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
    position: absolute;
    top: 0;
    left: 0;
}

.phone-screenshot.active {
    opacity: 1;
    position: relative;
}

/* Switcher Tabs */
.screenshot-tabs {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 1rem;
}

.tab-btn {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-muted);
    padding: 1rem 1.25rem;
    border-radius: 12px;
    cursor: pointer;
    text-align: left;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.tab-btn:hover {
    border-color: rgba(59, 130, 246, 0.3);
    color: var(--text-main);
}

.tab-btn.active {
    background: rgba(59, 130, 246, 0.1);
    border-color: var(--primary);
    color: var(--text-main);
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.1);
}

.tab-btn .tab-title {
    font-weight: 700;
    font-size: 0.95rem;
}

.tab-btn .tab-desc {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.phone-mockup-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

/* App Features */
.features {
    padding: 6rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-family: 'Outfit', sans-serif;
    font-size: 2.75rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    margin-bottom: 1rem;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2.5rem 2rem;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: rgba(59, 130, 246, 0.3);
    box-shadow: 0 12px 40px -12px rgba(59, 130, 246, 0.2);
}

.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: rgba(59, 130, 246, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--primary);
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.feature-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Privacy Section */
.privacy-container {
    max-width: 800px;
    margin: 8rem auto 4rem;
    padding: 0 2rem;
}

.privacy-content {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 3rem;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.privacy-content h1 {
    font-family: 'Outfit', sans-serif;
    font-size: 2.25rem;
    margin-bottom: 2rem;
    text-align: center;
}

.privacy-content h2 {
    font-size: 1.35rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: var(--primary);
    border-left: 4px solid var(--primary);
    padding-left: 0.75rem;
}

.privacy-content p {
    color: var(--text-muted);
    margin-bottom: 1rem;
    line-height: 1.7;
}

.privacy-content ul {
    list-style: none;
    margin-bottom: 1.5rem;
    padding-left: 0.5rem;
}

.privacy-content li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--text-muted);
}

.privacy-content li::before {
    content: "•";
    color: var(--accent);
    font-weight: bold;
    display: inline-block;
    width: 1em;
    margin-left: -1em;
    position: absolute;
    left: 1.25rem;
}

.privacy-update-date {
    font-size: 0.9rem;
    color: var(--text-dark);
    margin-top: -1rem;
    margin-bottom: 2.5rem;
    text-align: center;
}

/* Gallery Showcase */
.gallery-showcase {
    padding: 6rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.gallery-container {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
}

.gallery-image-wrapper {
    position: relative;
    max-width: 480px;
    width: 100%;
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: 28px;
    padding: 1.25rem;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: transform 0.3s ease, border-color 0.3s ease;
    overflow: hidden;
}

.gallery-image-wrapper:hover {
    transform: translateY(-5px);
    border-color: rgba(59, 130, 246, 0.3);
}

.showcase-img {
    width: 100%;
    height: auto;
    border-radius: 20px;
    display: block;
    object-fit: cover;
}

.gallery-details {
    margin-top: 1.25rem;
    text-align: center;
}

.gallery-tag {
    font-size: 0.75rem;
    color: var(--accent);
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 1px;
    display: block;
    margin-bottom: 0.5rem;
}

.gallery-details h3 {
    font-family: 'Outfit', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.exif-data {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Footer */
footer {
    border-top: 1px solid var(--glass-border);
    padding: 4rem 2rem;
    background: var(--bg-surface);
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-logo {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-logo .copyright {
    font-size: 0.85rem;
    color: var(--text-dark);
}

.footer-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--text-main);
}

/* Responsive Media Queries */
@media (max-width: 968px) {
    .hero {
        padding-top: 7rem;
    }
    
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .hero-content p {
        margin: 0 auto 2.5rem;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .phone-mockup-wrapper {
        flex-direction: column;
        width: 100%;
        max-width: 450px;
        margin: 0 auto;
    }
    
    .screenshot-tabs {
        width: 100%;
        flex-direction: row;
        overflow-x: auto;
        padding-bottom: 0.5rem;
        scroll-snap-type: x mandatory;
        scrollbar-width: none; /* Firefox */
    }
    
    .screenshot-tabs::-webkit-scrollbar {
        display: none; /* Chrome/Safari */
    }
    
    .tab-btn {
        flex: 0 0 200px;
        scroll-snap-align: start;
    }
    
    .phone-frame {
        width: 290px;
        height: 590px;
    }
}

@media (max-width: 768px) {
    .nav-container {
        padding: 1rem 1.25rem;
    }

    .logo {
        font-size: 1.35rem;
    }

    .burger {
        display: block;
        z-index: 101;
    }
    
    .nav-links {
        position: fixed;
        right: -100%;
        top: 0;
        flex-direction: column;
        background: rgba(15, 23, 42, 0.97);
        width: 100%;
        height: 100vh;
        text-align: center;
        transition: 0.3s;
        box-shadow: -10px 0 30px rgba(0,0,0,0.5);
        padding: 6rem 0;
        gap: 2rem;
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        justify-content: flex-start;
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .section-header h2 {
        font-size: 2.25rem;
    }
    
    .privacy-content {
        padding: 1.5rem;
    }
    
    .footer-container {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        justify-content: center;
        flex-wrap: wrap;
    }
}